University of Adelaide researchers discovered monotremes use a completely different sex determination system than other ...

For decades, scientists have known that platypuses and echidnas – Australia's unique egg-laying mammals – have another ...

Researchers from the University of Adelaide, in collaboration with the University of Melbourne, University of Queensland and ...

An experiment in mice has discovered that a mother’s iron deficiency alters sex determination. Until now, it was believed that only genetics defined this biological trait ...

A human’s sex is genetically determined. One of our 23 pairs of chromosomes carries genes that determine the embryo’s sex; males have two different sex chromosomes (XY) while females have two X ...

In a recent study published in Genome Biology, our research team has found strong evidence that monotreme sex comes down to a single gene – one that's much more like what we see in some fish and ...

When fish are pulled out of water, they experience a prolonged and stressful decline, lasting up to 24 minutes. The process of air asphyxiation involves removing the fish from water, leading to ...